| Line Item | Jun 30, 2026 | Jun 30, 2025 |
|---|---|---|
| Revenues and other income | ||
| Revenues from research and development collaborations | ||
| Total revenues and other income | ||
| Operating expenses | ||
| Research and development expenses | ||
| Selling, general and administrative expenses | ||
| Restructuring expenses | ||
| Total operating expenses | ||
| Operating result | ||
| Financial income | ||
| Financial expenses | ||
| Net finance result | ||
| Result before income taxes | ||
| Income taxes | ||
| Net result, attributable to shareholders | ||
| Items that will not be reclassified to profit or loss | ||
| Remeasurement of net pension liabilities, net of tax | ||
| Items that are or may be reclassified subsequently to profit or loss | ||
| Exchange differences on translating foreign operations | ||
| Other comprehensive result, net of tax | ||
| Total comprehensive result, attributable to shareholders | ||
| Basic net result per share (in CHF per share) | ||
| Diluted net result per share (in CHF per share) |